High-flow nasal cannula oxygen therapy for refractory hypoxemia in hospitalized older patients with end-stage respiratory failure. Geriatric Care, [S. l.], v. 12, n. 1, 2026. DOI: 10.4081/gc.2026.14472. Disponível em: https://www.pagepressjournals.org/gc/article/view/14472. Acesso em: 24 jun. 2026.